intel-iommu: make dma mapping functions static

The dma ops unification enables X86 and IA64 to share intel_dma_ops so
we can make dma mapping functions static. This also remove unused
intel_map_single().

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 11 insertions, 18 deletions

diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 59de56304aa6..628f8b72e530 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -2283,13 +2283,6 @@ static dma_addr_t intel_map_page(struct device *dev, struct page *page,
                                   dir, to_pci_dev(dev)->dma_mask);
 }
 
-dma_addr_t intel_map_single(struct device *hwdev, phys_addr_t paddr,
-                            size_t size, int dir)
-{
-        return __intel_map_single(hwdev, paddr, size, dir,
-                                  to_pci_dev(hwdev)->dma_mask);
-}
-
 static void flush_unmaps(void)
 {
         int i, j;
@@ -2397,14 +2390,14 @@ static void intel_unmap_page(struct device *dev, dma_addr_t dev_addr,
         }
 }
 
-void intel_unmap_single(struct device *dev, dma_addr_t dev_addr, size_t size,
-                        int dir)
+static void intel_unmap_single(struct device *dev, dma_addr_t dev_addr, size_t size,
+                               int dir)
 {
         intel_unmap_page(dev, dev_addr, size, dir, NULL);
 }
 
-void *intel_alloc_coherent(struct device *hwdev, size_t size,
-                           dma_addr_t *dma_handle, gfp_t flags)
+static void *intel_alloc_coherent(struct device *hwdev, size_t size,
+                                  dma_addr_t *dma_handle, gfp_t flags)
 {
         void *vaddr;
         int order;
@@ -2427,8 +2420,8 @@ void *intel_alloc_coherent(struct device *hwdev, size_t size,
         return NULL;
 }
 
-void intel_free_coherent(struct device *hwdev, size_t size, void *vaddr,
-                         dma_addr_t dma_handle)
+static void intel_free_coherent(struct device *hwdev, size_t size, void *vaddr,
+                                dma_addr_t dma_handle)
 {
         int order;
 
@@ -2441,9 +2434,9 @@ void intel_free_coherent(struct device *hwdev, size_t size, void *vaddr,
 
 #define SG_ENT_VIRT_ADDRESS(sg) (sg_virt((sg)))
 
-void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
-                    int nelems, enum dma_data_direction dir,
-                    struct dma_attrs *attrs)
+static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
+                           int nelems, enum dma_data_direction dir,
+                           struct dma_attrs *attrs)
 {
         int i;
         struct pci_dev *pdev = to_pci_dev(hwdev);
@@ -2500,8 +2493,8 @@ static int intel_nontranslate_map_sg(struct device *hddev,
         return nelems;
 }
 
-int intel_map_sg(struct device *hwdev, struct scatterlist *sglist, int nelems,
-                 enum dma_data_direction dir, struct dma_attrs *attrs)
+static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist, int nelems,
+                        enum dma_data_direction dir, struct dma_attrs *attrs)
 {
         void *addr;
         int i;